00000nam 2200000zi 4500 9.888747 CaOODSP 20221107172059 m o d f cr |n||||||||| 200629e19820531oncad ob f000 0 eng d CaOODSP eng rda CaOODSP Co24-3/1-82-031E-PDF Lim, S. H., author. Sidelobe reduction techniques for earth station antennas / authors: S.H. Lim, R. Boyko, R. Yang ; prepared by: Andrew Antenna Co. Ltd. Ottawa, Canada : Department of Communications, Space Program, 31 May 1982. 1 online resource (1 volume (various pagings)) : illustrations, graphs. text txt rdacontent computer c rdamedia online resource cr rdacarrier DOC contractor report ; DOC-CR-SP-82-031 "Unclassified." "Department of Supply and Services Contract no: O6ST-36001-1-182." Digitized copy from print [produced by Innovation, Science and Economic Development Canada]. Includes bibliographical references (pages 124-132). "This study was initiated to explore the antenna problems associated with the introduction of a more restrictive radiation pattern envelope (RPE) requirements. It studies the feasibility and cost of introducing new antenna designs. In addition methods of upgrading existing antennas and the associated cost are also considered"--Introduction, page 1. Antennas (Electronics) Atmospheric radiation. Earth stations (Satellite telecommunication) Antennes (Électronique) Rayonnement atmosphérique. Stations terriennes (Télécommunications par satellites) Canada. Department of Communications. Space Program, issuing body. Andrew Antenna Co. Ltd, consultant. DOC contractor report (Canada. Department of Communications) DOC-CR-SP-82-031. (CaOODSP)9.869864 PDF 83.81 MB https://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-3-1-82-031-eng.pdf